Epicatechin in PUMP: The Muscle-Growth Research Behind It
INGREDIENTS PRE-WORKOUT SUPPLEMENTS
Epicatechin in PUMP: The Muscle-Growth Research Behind It

Epicatechin and myostatin: the research behind one of PUMP's more interesting ingredients, and why it's dosed the way it is.

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Pine Bark Extract in PUMP: How It Supports Blood Flow
INGREDIENTS PRE-WORKOUT SUPPLEMENTS
Pine Bark Extract in PUMP: How It Supports Blood Flow

Pine bark extract in PUMP works on blood flow through a different mechanism to citrulline. Here's the vascular research behind it.

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L-Citrulline Explained: How It Works and Why PUMP Uses The Pure Form
INGREDIENTS PRE-WORKOUT SUPPLEMENTS
L-Citrulline Explained: How It Works and Why PUMP Uses The Pure Form

What L-Citrulline actually does, and why PUMP uses 8g of the pure form instead of citrulline malate.

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How Much Caffeine Is in Your Pre-Workout? STIM vs PUMP Explained
INGREDIENTS PRE-WORKOUT SUPPLEMENTS
How Much Caffeine Is in Your Pre-Workout? STIM vs PUMP Explained

Exactly how much caffeine is in STIM, why PUMP has none, and how to choose between them based on training time and tolerance.

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Why Does Pre-Workout Make You Tingle? Beta-Alanine Explained
INGREDIENTS PRE-WORKOUT SUPPLEMENTS
Why Does Pre-Workout Make You Tingle? Beta-Alanine Explained

The tingling from beta-alanine (paraesthesia) explained: why it happens, whether it's safe, and how to take the edge off it.

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Pre-Workout Ingredients Explained: Caffeine, Beta-Alanine, Citrulline and the Tingling Myth
INGREDIENTS PRE-WORKOUT SUPPLEMENTS
Pre-Workout Ingredients Explained: Caffeine, Beta-Alanine, Citrulline and the Tingling Myth

The only three pre-workout ingredients backed by real evidence: caffeine, beta-alanine and citrulline. What the tingling actually is, and stim vs non-stim explained.

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